U4030B Description
The U4030B is an electronic speech circuit for standard.
U4030B Key Features
- Symmetrical input
- Privacy function
- Anticlipping D Built in ear protection D Power down input D Mute input D DTMF interface D Low line impedance during puls
- Transmission gain
- Receiving gain
- Sidetone suppression
- Frequency response D Low-impedance supply voltage for all external blocks D Supply voltage for an electret microphone